"I entered upon the Prophet when he was having Sahur. He sadi: 'It is a blessing that Allah has given to you, so do not neglect it."
Sunan an-Nasa'i Book 22, Hadith 73
← Previous Hadith "Masruq and I came to 'Aishah and we said to her: 'O mother of the Believers, two men from among the Companions of Muhammad; one of them hastens the Iftar and hastens the prayer, and the other delays Iftar and delays the prayer; She said: 'Which one of them hastens Iftar and has hastens the prayer?' we said : 'Abdullah bin Masud.' She said: 'That is what the Messenger of Allah used to do."" And the other was Abu Musa.

Sunan an-Nasa'i Book 22, Hadith 72 Next Hadith → "I heard the Messenger of Allah inviting people to have Sahur in Ramadan. He said: 'Come to the blessed breakfast." (Hasan) Chatper 26. Calling Sahur "Ghada" (Breakfast)

Sunan an-Nasa'i Book 22, Hadith 74